linux-kernel - [PATCH v3 2/4] sched/fair: remove unused parameters

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Date: Thu,  1 Feb 2024 19:54:45 +0800
From: alexs@...nel.org
To: Ingo Molnar <mingo@...hat.com>,
	Peter Zijlstra <peterz@...radead.org>,
	Juri Lelli <juri.lelli@...hat.com>,
	Vincent Guittot <vincent.guittot@...aro.org>,
	Dietmar Eggemann <dietmar.eggemann@....com>,
	Steven Rostedt <rostedt@...dmis.org>,
	Ben Segall <bsegall@...gle.com>,
	Daniel Bristot de Oliveira <bristot@...hat.com>,
	Valentin Schneider <vschneid@...hat.com>,
	linux-kernel@...r.kernel.org,
	ricardo.neri-calderon@...ux.intel.com,
	sshegde@...ux.ibm.com
Cc: Alex Shi <alexs@...nel.org>
Subject: [PATCH v3 2/4] sched/fair: remove unused parameters

From: Alex Shi <alexs@...nel.org>

sds isn't used in function sched_asym(), so remove it to cleanup code.

Signed-off-by: Alex Shi <alexs@...nel.org>
Reviewed-by: Ricardo Neri <ricardo.neri-calderon@...ux.intel.com>
To: Valentin Schneider <vschneid@...hat.com>
To: Vincent Guittot <vincent.guittot@...aro.org>
To: Juri Lelli <juri.lelli@...hat.com>
To: Peter Zijlstra <peterz@...radead.org>
To: Ingo Molnar <mingo@...hat.com>
---
 kernel/sched/fair.c | 6 ++----
 1 file changed, 2 insertions(+), 4 deletions(-)

diff --git a/kernel/sched/fair.c b/kernel/sched/fair.c
index 46ba8329b10a..8d70417f5125 100644
--- a/kernel/sched/fair.c
+++ b/kernel/sched/fair.c
@@ -9750,7 +9750,6 @@ static bool sched_use_asym_prio(struct sched_domain *sd, int cpu)
 /**
  * sched_asym - Check if the destination CPU can do asym_packing load balance
  * @env:	The load balancing environment
- * @sds:	Load-balancing data with statistics of the local group
  * @sgs:	Load-balancing statistics of the candidate busiest group
  * @group:	The candidate busiest group
  *
@@ -9769,8 +9768,7 @@ static bool sched_use_asym_prio(struct sched_domain *sd, int cpu)
  * otherwise.
  */
 static inline bool
-sched_asym(struct lb_env *env, struct sd_lb_stats *sds,  struct sg_lb_stats *sgs,
-	   struct sched_group *group)
+sched_asym(struct lb_env *env, struct sg_lb_stats *sgs, struct sched_group *group)
 {
 	/* Ensure that the whole local core is idle, if applicable. */
 	if (!sched_use_asym_prio(env->sd, env->dst_cpu))
@@ -9941,7 +9939,7 @@ static inline void update_sg_lb_stats(struct lb_env *env,
 	/* Check if dst CPU is idle and preferred to this group */
 	if (!local_group && env->sd->flags & SD_ASYM_PACKING &&
 	    env->idle != CPU_NOT_IDLE && sgs->sum_h_nr_running &&
-	    sched_asym(env, sds, sgs, group)) {
+	    sched_asym(env, sgs, group)) {
 		sgs->group_asym_packing = 1;
 	}
 
-- 
2.43.0